ATA557001C-DDB Atmel, ATA557001C-DDB Datasheet - Page 18

• Manufacturer Part Number: ATA557001C-DDB
• Description: IC IDIC SENSOR RW 1KBIT DIE
• Manufacturer: Atmel
• Series: -r

Specifications of ATA557001C-DDB

• Function: Read/Write
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

6.4
Figure 6-3.
6.5
18
Inverse Data Output
Fast Write
Atmel ATA5570C
Data clock
Intern out
Data Encoder for Inverse Data Output
data
CLK
D
Sync
The Atmel ATA5570C supports in its extended mode (X-mode) an inverse data output option.
If inverse data is enabled, the modulator as shown in
Table
modulation, when R
In the optional fast-write mode the time between two gaps is nominally 12 field clocks for a “0”
and 27 field clocks for a “1”. When there is no gap for more than 32 field clocks after a previ-
ous gap, the ATA5570C will exit the write mode. Please refer to
page
Table 6-2.
R
Parameters
Start gap
Write gap
Write data in normal
mode
Write data in fast mode
Sensor in
11.
6-1). This function is supported for all basic types of encoding.
XOR
Inverse data output
Fast Write Decoding Schemes
S
< 100k typical.
XOR
Normal write mode
Fast write mode
Remark
“0” data
“1” data
“0” data
“1” data
Direct/NRZ
Manchester
–
Modulator
Bi-phase
PSK1
PSK2
PSK3
FSK1
FSK2
Figure 6-3
Symbol
Wngap
Wfgap
Sgap
Mux
d0
d1
d0
d1
Table 6-2
works on inverted data (see
Min
10
16
48
24
Data output
8
8
8
Table 6-1
and
Max
50
30
20
31
63
15
31
9191B–RFID–05/11
Figure 4-6 on
shows the
Unit
FC
FC
FC
FC
FC
FC
FC